Dorico excels at handwritten fonts. It comes with excellent handwritten options (like Petaluma), but if you specifically want Sigler's Jazz:
Sibelius has its own handwritten fonts (like Opus and Inkpen2), but you can use the Jazz font if you prefer.
American designer Reid Miles, who created legendary covers for Blue Note Records in the 1950s and 60s, frequently used hand-lettered sans-serifs with irregular spacing and bold weights. While Miles never used a digital font called WT Jazz, modern revivals capture his energy: off-kilter, loud, and unmistakably cool.
The actual digital WT Jazz font we know today was likely released by lesser-known boutique foundries in the early 2000s as part of a "Retro Signage" collection, later gaining popularity through design marketplaces like Creative Market, MyFonts, and DaFont.
You can spot WT Jazz in the wild if you know what you’re looking for:
